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Finding the Fourth Proportional to 373,047.36, 514,792.32 and 203,278.08

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Solution

The fourth proportional to 373,047.36, 514,792.32 and 203,278.08 is: 280,516.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,047.36 : 514,792.32 = 203,278.08 : x
  2. Step 2: Convert to fraction form
    373,047.36/514,792.32 = 203,278.08/x
  3. Step 3: Cross multiply
    373,047.36x = 514,792.32 × 203,278.08
  4. Step 4: Simplify right side
    373,047.36x = 104,645,994,408.35
  5. Step 5: Solve for x
    x = 104,645,994,408.35/373,047.36
  6. Step 6: Final answer
    x = 280,516.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.